Speaker microphone



FIG. 1 is a front right perspective view of a speaker microphone showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right-side elevation view thereof

FIG. 5 is a left-side elevation view thereof; and,

FIG. 6 is a top plan view thereof.

Dashed broken lines depict environment or structure that forms no part of the claimed design. Dash-dot-dash broken lines depict the limits of the Claim and form no part of the claimed design. 

CLAIM The ornamental design for a speaker microphone, as shown and described. 